<div data-role="page">
    <div data-role="header">
        <a href="#" data-rel="back" class="ui-btn ui-icon-arrow-l ui-btn-icon-left ui-shadow">返回</a>
        <h1>保存图片到相册</h1>
    </div>
    <div role="main" class="ui-content">
        <p>请查看一下调用示例</p>
        <img src="https://cordova.apache.org/static/img/cordova_bot.png" width="100%"></img>
        <a href="javascript:save()" data-role="button">保存图片</a>
    </div>
</div>
